Home / 11,873.20-16,385.16-6,567.88

Finding the Fourth Proportional to 11,873.20, 16,385.16 and 6,567.88

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Solution

The fourth proportional to 11,873.20, 16,385.16 and 6,567.88 is: 9,063.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,873.20 : 16,385.16 = 6,567.88 : x
  2. Step 2: Convert to fraction form
    11,873.20/16,385.16 = 6,567.88/x
  3. Step 3: Cross multiply
    11,873.20x = 16,385.16 × 6,567.88
  4. Step 4: Simplify right side
    11,873.20x = 107,615,764.66
  5. Step 5: Solve for x
    x = 107,615,764.66/11,873.20
  6. Step 6: Final answer
    x = 9,063.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.